Home / 14,962.14-20,648.34-8,996.46

Finding the Fourth Proportional to 14,962.14, 20,648.34 and 8,996.46

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Solution

The fourth proportional to 14,962.14, 20,648.34 and 8,996.46 is: 12,415.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,962.14 : 20,648.34 = 8,996.46 : x
  2. Step 2: Convert to fraction form
    14,962.14/20,648.34 = 8,996.46/x
  3. Step 3: Cross multiply
    14,962.14x = 20,648.34 × 8,996.46
  4. Step 4: Simplify right side
    14,962.14x = 185,761,964.88
  5. Step 5: Solve for x
    x = 185,761,964.88/14,962.14
  6. Step 6: Final answer
    x = 12,415.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.